Find the ratio of the following:

**(a)** 30 minutes to 1.5 hours ** (b)** 40 cm to 1.5 m**(c)** 55 paise to Rs 1 **(d)** 500 ml to 2 litres

**Answer (a)**

1.5 hours minutes

Ratio

**Answer (b) **

1.5 m cm

Ratio

**Answer (c)**

Rs 1 = 100 paise

Ratio

**Answer (d)**

2 litres ml

Ratio